{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940000960},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001021","494:4940001138","494:4940001022","494:4940000962","480:4800006458","494:4940000959","494:4940000499","494:4940000961","494:4940000557","494:4940001024","480:4800006488","494:4940000615","494:4940001020","494:4940000670","480:4800006487","494:4940001023","492:4920003184","494:4940000440","494:4940003141","492:4920003185","494:4940000498","494:4940000792","494:4940000965","493:4930004773","494:4940000912"],"twin_admin_codes":[494,494,494,494,480,494,494,494,494,494,480,494,494,494,480,494,492,494,494,492,494,494,494,493,494],"twin_sims":[0.7624854691184451,0.7593039622861897,0.7535309615050441,0.7286451720558944,0.6838711443081629,0.6766537768150956,0.674284164678017,0.6185379840963676,0.6066065175679645,0.5774260524922338,0.5623649183157348,0.5525386125032515,0.5405859603090704,0.5093505045889082,0.5006481101320819,0.4954991732669504,0.4908805796574413,0.4881105953046901,0.48189321746798774,0.4799628655302527,0.4741443798744069,0.4592864229270658,0.4540421023214819,0.4528627800354363,0.43847077105010296],"twin_dists":[0.09564474816635614,0.09637931439716019,0.0977058761388702,0.10334099128185505,0.11321983234515705,0.11478958523124427,0.11530391970684531,0.1273030593430847,0.12985824409959074,0.13611129962925386,0.13934804045160362,0.14146568751027558,0.14404967340932512,0.15085791160904938,0.15277256890530144,0.15390971659130423,0.15493263174582156,0.1555474879848141,0.1569314580272347,0.1573622810831016,0.1586642550202855,0.16201354262030704,0.16320478369096827,0.1634733543856,0.16677240777409236],"n_dims_used":44,"mean_confidence":0.9146997278386896},"coverage":{"mean_confidence":0.9146997278386896,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}